Interactive Brokers offers a similar breadth of currency pairs as Thinkorswim, with more than 100 to choose from. IB’s Scale Trader is a fully-automated trading algorithm used for enhancing performance in scale trading on the IB platform. While it can be easily used for forex trades, it is also applicable to stocks, futures and more. This is also true of IB’s accumulate/distribute algorithm. The company offers a handful of different customizable automated trading systems to support the particular type of trades you are making.